SUNROOF MECHANISM SLIDE KIT, includes front mechanism outer sliding blocks & mounting hardware, rear bow outer sliding blocks & attaching hardware, rear bow outer stabilizer tabs, and sponge rubber inserts. Made of engineered plastic, which is much more durable than the original compressed leather material. Type II models may need front mechanism inner sliding blocks, which are available separately. Fits 1950-1955 Bug, 1951-1967 Bus, made by Wolfsburg West